Method:
1. Grind ginger & green chillies to a fine paste.
2. Whisk besan with buttermilk, salt, turmeric powder, ginger-green chillies paste. There should be no lumps.
3. Transfer onto a thick bottomed pan, cook on medium flame (without adding oil) stirring continuously till it thickens. Remove from fire and the next step has to be done very quickly before the mixture hardens beyond spreading.
4. Pour the mixture on a clean, flat kitchen top surface or the back of a thali. Now, quickly spread into very thin layer (This should be done immediately after removing the pan from fire or else the mixture will harden.)
5. The spread mixture sets immediately in about 2 minutes.

Method:
1.Heat oil in a sauce pan and saute the oats powder.
2. Add the whisked yogurt and a little water. Stir with a spatula quickly to avoid lumps.
3. Add the mentioned spices, salt and coriander leaves.
4. Remove when it is thicker (spreading consistency)

To assemble Khandvi:
1.Take the plate in which you spread the khandvi mix.
2. Spread the prepared stuffing with the help of a spatula evenly.
3. Mark 2 or 3 inch strips as desired. Roll each strip carefully. Garnish with fresh coriander and grated coconut.